-th fff ffh ffm ffo ffr fft fhf fhh fhm fho fhr fmf fmh fmm fmo fmr fmt fof foh fom foo for fot frf frh frm fro frr frt ftf fth ftm fto ftr ftt hff hfh hfm hfo hfr hft hhf hhh hhm hho hhr hht hmf hmh hmm hmo hmr hmt hof hoh hom hoo hor hot hr- hrf hrh hrm hro hrr hrt htf hth htm hto htr htt m-f m-o m-r mff mfh mfm mfo mfr mft mhf mhh mhm mho mhr mht mmf mmh mmm mmo mmr mmt mof moh mom moo mor mot mrf mrh mrm mro mrr mrt mtf mth mtm mto mtr mtt of- off ofm ofo ofr oft ohf ohh ohm oho ohr oht om- omf omh omm omo omr omt oo- oof ooh oom ooo oor oot or- orf orh orm oro orr ort ot- otf oth otm oto otr ott rff rfh rfm rfo rfr rft rh- rhf rhh rhm rho rhr rht rmf rmh rmm rmo rmr rmt rof roh rom roo ror rot rrf rrh rrm rrr rrt rtf rtm rto rtr rtt tff tfh tfm tfo tfr tft th- thf thh thm tho thr tht tmf tmh tmm tmo tmr tmt to- tof toh tom too tor tot trf trh trm tro trr trt ttf tth ttm tto ttr ttt